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7681-82-5

Name Sodium iodide
CAS 7681-82-5
EINECS(EC#) 231-679-3
Molecular Formula INa
MDL Number MFCD00003532
Molecular Weight 149.89
MOL File 7681-82-5.mol

Chemical Properties

Appearance Crystalline
Melting point  661 °C (lit.)
Boiling point  1300 °C
density  3.66
vapor density  >1 (vs air)
vapor pressure  1 hPa (767 °C)
refractive index  1.7745
Fp  1300-1304°C
storage temp.  Store at RT.
solubility  water: soluble(lit.)
form  beads
pka 0.067[at 20 ℃]
color  White
Specific Gravity 3.67
PH 6-9 (50g/l, H2O, 20℃)
Water Solubility  184 g/100 mL (25 ºC)
Sensitive  Hygroscopic
Merck  14,8631
Dielectric constant 7.2800000000000002
Exposure limits ACGIH: TWA 0.01 ppm
Stability: hygroscopic
InChIKey FVAUCKIRQBBSSJ-UHFFFAOYSA-M
LogP -1.301 at 25℃
CAS DataBase Reference 7681-82-5(CAS DataBase Reference)
NIST Chemistry Reference Sodium iodide(7681-82-5)
EPA Substance Registry System 7681-82-5(EPA Substance)

Safety Data

Hazard Codes  Xi
Risk Statements 
R36/38:Irritating to eyes and skin .
R36/37/38:Irritating to eyes, respiratory system and skin .
Safety Statements 
S26:In case of contact with eyes, rinse immediately with plenty of water and seek medical advice .
RIDADR  UN 3077 9 / PGIII
WGK Germany  1
RTECS  WB6475000
8
TSCA  Yes
HS Code  28276000
Safety Profile
Moderately toxic by ingestion, intravenous, and intraperitoneal routes. Human teratogenic effects by ingestion: developmental abnormalities of the endocrine system. Human reproductive effects by ingestion: effects on newborn, including postnatal measurements. A skin and eye irritant. Reacts violently with BrF3, HClO4, oxidants. When heated to decomposition it emits toxic fumes of Iand Na2O. See also IODIDES.
Hazardous Substances Data 7681-82-5(Hazardous Substances Data)
Toxicity
MLD i.v. in rats: 1.3 g/kg, Loeser, Konwiser, J. Lab. Clin. Med. 15, 35 (1929)

Hazard Information

Material Safety Data Sheet(MSDS)

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